Changes to Create a role

the permissions request property's minItems was increased to 1

the security scope roles.write was added to the endpoint's security scheme oauth2

the security scope user.subaccounts was added to the endpoint's security scheme oauth2

media type application/json was changed to a more specific media type application/problem+json for the response status 400

media type application/json was changed to a more specific media type application/problem+json for the response status 404

added the media type application/json for the response with the status 400

added the media type application/json for the response with the status 404

endpoint added